It saves to disk, and iirc you can specify how many replicants it is written to to be considered "written".
You may be confusing it with memcached or redis, but even they have persistence. On Jul 13, 2011 2:02 PM, "Bill Brutzman" <bi...@hkmetalcraft.com> wrote: > Is Mongo a "persistent" database? That is, does Mongo save the data to disk, or just RAM? > > If it is RAM, then that is ok for tweets between high school chicks... but not so good for bank accounts. > > --Bill > > -----Original Message----- > Sent: Wednesday, July 13, 2011 1:56 PM > Subject: Re: [U2] Why use U2, was Interesting Article > > I am a bit of a mongo DB fanboy myself, I think regarding performance, because of its autosharding any large scale application will definitely beat u2. Mongo db powers many mainstream enterprise solutions, and high profile websites, - bit.ly comes to mind, so it certainly has a pedigree as well. > > However i am also a u2 fanboy for many many reasons. > > _______________________________________________ > U2-Users mailing list > U2-Users@listserver.u2ug.org > http://listserver.u2ug.org/mailman/listinfo/u2-users _______________________________________________ U2-Users mailing list U2-Users@listserver.u2ug.org http://listserver.u2ug.org/mailman/listinfo/u2-users
